/**
 * 登录 注册 退出
 */
      function login(arg)
      {
    	  // arg=fasle表示在iframe外触发
    	  // arg=true表示在iframe内部触发 
    	  if(!arg)
    	  {
        	  var viewpath=VIEW.location.href;
        	 
        	  VIEW.location.href="C101.jsp?viewpath="+viewpath;  
    	  }
    	  else
    	  {
    		  var viewpath=window.location.href;
        	  window.location.href="C101.jsp?viewpath="+viewpath;
    	  }
    	  
      }
      function signup()
      {
    	  var viewpath=VIEW.location.href;
    	  //alert(viewpath);
    	  VIEW.location.href="C102.jsp?viewpath="+viewpath;
      }
      function exit()
      {
    	  var viewpath=VIEW.location.href;
    	  window.parent.location.reload();	
    	  VIEW.location.href="C104?viewpath="+viewpath;
      }